An original Polish Army 7th Lusatian Airborne Division Patch here. Some squares of velcro on the reverse. Warsaw Pact/PRL era. 
 
The 7th Lusatian Airborne Division was a tactical unit of the Armed Forces of the Polish People's Republic, existing from 1963-1986. Later reformed into the 7th Lusatian Coastal Defense Brigade. The division was part of the Pomeranian Military District . The popular name used in the media was "Blue Berets".